624 THE BIOLOGY OF MARINE ANIMALS 



\7a. Dales, R. P., "Feeding and digestion in terebellid polychaetes," J. Mar. 

 Biol. Ass. U.K., 34, 55 (1955). 



18. Davenport, D., "Specificity and behavior in symbioses," Quart. Rev. Biol., 

 30, 29 (1955). 



19. Dawes, B., The Trematoda (Cambridge Univ. Press, 1946). 



20. Dawes, B., The Trematoda of British Fishes (London, Ray Society, 1947). 



21. Day, J. H., "The life-history of Saeculina" Quart. J. Micr. Sci., 77, 549 

 (1935). 



22. Doyle, W. L. and Doyle, M. M., "The structure of Zooxanthellae," Pap. 

 Tortugas Lab., 32 (8), 127 (1940). 



23. Eisig, H., " Tchthyotomus sanguinarius, eine auf Aalen schmarotzende 

 Annelide," Fauna u. Flora Neapel, 28 (1906). 



24. Elmhirst, R., "Ecology of Eupagurus bernhardus, the hermit crab," Annu. 

 Rep. Scot. Mar. Biol. Ass., 1946-7, p. 18 (1947). 



25. Fisher, W. K. and MacGinttie, G. E., "The natural history of an echiuroid 

 worm," Ann. Mag. Nat. Hist., Ser. 10, 1, 204 (1928). 



26. Flattely, F. W. and Walton, C. L., The Biology of the Sea-Shore (London, 

 Sidgwick and Jackson, 1922). 



27. Fleury, G., Lubet, P. and Dantec, J. Le, "Note sur le Mytilicola intesti- 

 nalis Steuer," Ann. Pharm. Franc., 9, 569 (1951). 



28. Foxon, G. E. H., "Notes on the life history of Sacculina,'" J. Mar. Biol. 

 Ass. U.K., 2A, 253 (1940). 



29. Fraenkel, G. S. and Gunn, D. L., The Orientation of Animals (Oxford, 

 Clarendon Press, 1940). 



30. Fretter, V. and Graham, A., "The structure and mode of life of the 

 Pyramidellidae, parasitic opisthobranchs," /. Mar. Biol. Ass. U.K., 28, 493 

 (1949). 



31. Fritsch, F. E., "Algae in association with heterotrophic or holozoic 

 organisms," Proc. Roy. Soc. B., 139, 185 (1952). 



32. Gersch, M., "Untersuchungen liber die Fortpflanzung der Dicyemiden," 

 Verb, dtsch Zool. Ges., 40, 64 (1938). 



33. Gohar, H. A. F., "Studies on the Xeniidae of the Red Sea," Publ. Mar. 

 Biol. Sta. Ghardaqa, No. 2, p. 25 (1940). 



34. Gohar, H. A. F., "Commensalism between fish and anemone," ibid., No. 6, 

 p. 35 (1948). 



35. Goodey, T., Plant Parasitic Nematodes and the Diseases They Cause 

 (London, Methuen, 1933). 



36. Gosse, P. H., The Aquarium (London, van Voorst, 1854). 



37. Graham, A., "The structure and function of the alimentary canal of aeolid 

 molluscs," Trans. Roy. Soc. Edinb., 59, 267 (1938). 



38. Gudger, E. W., "Association between sessile colonial hydroids and fishes," 

 Ann. Mag. Nat. Hist., Ser. 10, 1, 17 (1928). 



39. Gudger, E. W., "Inquilinism between the cheilodipterid fish, Apogonichthys 

 puncticulatus, and the univalve mollusk, Strombus bituberculatus,^ 

 Zoologica, N.Y., 9, 193 (1934). 



40. Gudger, E. W., "Fishes that live as inquilines (lodgers) in sponges," ibid., 

 35, 121 (1950). 



41. Hand, C. and Hendrickson, J. R., "A two-tentacled, commensal hydroid 

 from California," Biol. Bull., 99, 74 (1950). 



42. Harvey, E. N., Bioluminescence (New York, Academic Press, 1952). 



